html, body, #app {
    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
  }

  .border-box-content {
    color: rgb(66,185,131);
    font-size: 40px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
  }